What is the diameter of a P185/75R14 tire?

A P185/75R14 tire has an overall diameter of 24.93 inches (633.2mm).

How many revolutions per mile does a P185/75R14 tire make?

A P185/75R14 tire makes approximately 809 revolutions per mile.

What rim width is recommended for P185/75R14 tires?

The recommended wheel rim width for a P185/75R14 tire is 4.6" - 6.5".

P185/75R14

Passenger / P-Metric

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The P185/75R14 tire size features an overall diameter of 24.93 inches, a section width of 7.3 inches (185mm), and rotates 809 times per mile. It is a standard factory tire fitment on 150+ vehicle models including American Motors Spirit.

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Physical Dimensions & Specs

Overall Diameter

24.93"

633.2 mm

Section Width

185 mm

7.28" wide

Sidewall Height

5.46"

138.7 mm (75% aspect)

Revolutions / Mile

809

Circumference: 78.3"

Rim Diameter

14"

Wheel size

Recommended Rim Width

4.6" - 6.5"

Optimal rim width range

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Speedometer & Alternate Size Calculator

Testing an alternate size for your vehicle? Compare P185/75R14 against any proposed tire size below:

Popular Comparisons:

Tire 1 (Stock / Base)185/75R14

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:24.9"

Sidewall:5.5"

Revs/Mile:809

Tire 2 (New / Compare)245/60R18

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:29.6"

Sidewall:5.8"

Revs/Mile:682

Visual Tire & Wheel Comparison

Speedometer Variance

+18.7%At 60 mph reading, actual speed is 71.2 mph

Indicated	Actual Speed	Diff
20 mph	23.7 mph	+3.7 mph
30 mph	35.6 mph	+5.6 mph
45 mph	53.4 mph	+8.4 mph
60 mph	71.2 mph	+11.2 mph
75 mph	89.0 mph	+14.0 mph
90 mph	106.8 mph	+16.8 mph

Fender & Suspension Clearance

Fitment Status: MODERATE RISK

Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.

Inner Strut Space:7.7mm LESS clearance

Outer Fender Push:Extends 17.7mm further out

Ride Height Delta:+2.32" ground clearance

Vehicles That Fit P185/75R14 (150+ Models)

Factory standard and optional vehicle fitments utilizing P185/75R14 tires:

Year	Make & Model	Trim / Variant	Lookup Specs
1982	American Motors Spirit	Base, 2D Hatchback, 2.5L Eng VIN B, Automatic Trans	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Hatchback, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD SR4	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Hatchback, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD T4	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Hatchback, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD T5	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Hatchback, 4.2L Eng VIN C, Automatic Trans	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Hatchback, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD SR4	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Hatchback, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD T4	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Hatchback, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD T5	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Sedan, 2.5L Eng VIN B, Automatic Trans	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Sedan, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD SR4	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Sedan, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD T4	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Sedan, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD T5	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Sedan, 4.2L Eng VIN C, Automatic Trans	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Sedan, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD SR4	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Sedan, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD T4	View 1982 Spirit ›
1982	American Motors Spirit	Base, 2D Sedan, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD T5	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Hatchback, 2.5L Eng VIN B, Automatic Trans	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Hatchback, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD SR4	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Hatchback, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD T4	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Hatchback, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD T5	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Hatchback, 4.2L Eng VIN C, Automatic Trans	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Hatchback, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD SR4	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Hatchback, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD T4	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Hatchback, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD T5	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Sedan, 2.5L Eng VIN B, Automatic Trans	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Sedan, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD SR4	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Sedan, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD T4	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Sedan, 2.5L Eng VIN B, Standard Trans, Trans Mfr CD T5	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Sedan, 4.2L Eng VIN C, Automatic Trans	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Sedan, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD SR4	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Sedan, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD T4	View 1982 Spirit ›
1982	American Motors Spirit	DL, 2D Sedan, 4.2L Eng VIN C, Standard Trans, Trans Mfr CD T5	View 1982 Spirit ›
1980	Buick Century	Base, 3.8L Eng VIN A	View 1980 Century ›
1980	Buick Century	Base, 4.3L Eng VIN S	View 1980 Century ›
1980	Buick Century	Base, 5.0L Eng VIN H	View 1980 Century ›
1980	Buick Century	Base, 4.9L Eng VIN W	View 1980 Century ›
1980	Buick Century	Limited, 3.8L Eng VIN A	View 1980 Century ›
1980	Buick Century	Limited, 4.3L Eng VIN S	View 1980 Century ›
1980	Buick Century	Limited, 5.0L Eng VIN H	View 1980 Century ›
1980	Buick Century	Limited, 3.8L Eng VIN 3	View 1980 Century ›
1980	Buick Century	Limited, 4.9L Eng VIN W	View 1980 Century ›
1981	Buick Century	Base, 4D Sedan, 3.8L Eng VIN A, Trans Mfr CD 250C/M31	View 1981 Century ›
1981	Buick Century	Base, 4D Sedan, 3.8L Eng VIN A, Trans Mfr CD 200C/MV9	View 1981 Century ›
1981	Buick Century	Base, 4D Sedan, 3.8L Eng VIN A, Trans Mfr CD 350C/MX2	View 1981 Century ›
1981	Buick Century	Base, 4D Sedan, 3.8L Eng VIN A, Trans Mfr CD CBC350/M33	View 1981 Century ›
1981	Buick Century	Base, 4D Sedan, 4.3L Eng VIN S	View 1981 Century ›
1981	Buick Century	Base, 4D Sedan, 4.4L Eng VIN J	View 1981 Century ›
1981	Buick Century	Base, 4D Wagon, 5.7L Eng VIN N, Trans Mfr CD 350C/MX2	View 1981 Century ›
1981	Buick Century	Base, 4D Wagon, 3.8L Eng VIN A, Trans Mfr CD 350C/MX2	View 1981 Century ›
1981	Buick Century	Base, 4D Wagon, 4.4L Eng VIN J	View 1981 Century ›
1981	Buick Century	Base, 4D Wagon, 5.7L Eng VIN N, Trans Mfr CD 350C/MV4	View 1981 Century ›
1981	Buick Century	Base, 4D Sedan, 5.7L Eng VIN N, Trans Mfr CD 350C/MV4	View 1981 Century ›
1981	Buick Century	Base, 4D Wagon, 3.8L Eng VIN A, Trans Mfr CD 250C/M31	View 1981 Century ›
1981	Buick Century	Base, 4D Wagon, 3.8L Eng VIN A, Trans Mfr CD 200C/MV9	View 1981 Century ›
1981	Buick Century	Base, 4D Wagon, 4.3L Eng VIN S	View 1981 Century ›
1981	Buick Century	Base, 4D Wagon, 3.8L Eng VIN A, Trans Mfr CD CBC350/M33	View 1981 Century ›
1981	Buick Century	Base, 4D Sedan, 5.7L Eng VIN N, Trans Mfr CD 200C/MV9	View 1981 Century ›
1981	Buick Century	Base, 4D Sedan, 5.7L Eng VIN N, Trans Mfr CD 350C/MX2	View 1981 Century ›
1981	Buick Century	Limited, 3.8L Eng VIN A, Trans Mfr CD 200C/MV9	View 1981 Century ›
1981	Buick Century	Base, 4D Wagon, 5.7L Eng VIN N, Trans Mfr CD 200C/MV9	View 1981 Century ›
1981	Buick Century	Limited, 3.8L Eng VIN A, Trans Mfr CD 250C/M31	View 1981 Century ›
1981	Buick Century	Limited, 3.8L Eng VIN A, Trans Mfr CD 350C/MX2	View 1981 Century ›
1981	Buick Century	Limited, 3.8L Eng VIN A, Trans Mfr CD CBC350/M33	View 1981 Century ›
1981	Buick Century	Limited, 4.3L Eng VIN S	View 1981 Century ›
1981	Buick Century	Limited, 4.4L Eng VIN J	View 1981 Century ›
1981	Buick Century	Limited, 5.7L Eng VIN N, Trans Mfr CD 200C/MV9	View 1981 Century ›
1981	Buick Century	Limited, 5.7L Eng VIN N, Trans Mfr CD 350C/MV4	View 1981 Century ›
1981	Buick Century	Limited, 5.7L Eng VIN N, Trans Mfr CD 350C/MX2	View 1981 Century ›
1983	Buick Century	Custom, 2D Coupe, 2.5 R	View 1983 Century ›
1983	Buick Century	Custom, 2D Coupe, 3.0 E	View 1983 Century ›
1983	Buick Century	Custom, 4D Sedan, 2.5 R	View 1983 Century ›
1983	Buick Century	Custom, 4D Sedan, 3.0 E	View 1983 Century ›
1983	Buick Century	Limited, 2D Coupe, 2.5 R	View 1983 Century ›
1983	Buick Century	Limited, 2D Coupe, 3.0 E	View 1983 Century ›
1983	Buick Century	Limited, 4D Sedan, 2.5 R	View 1983 Century ›
1983	Buick Century	Limited, 4D Sedan, 3.0 E	View 1983 Century ›
1984	Buick Century	Custom, 2D Coupe, 2.5 R	View 1984 Century ›
1984	Buick Century	Custom, 2D Coupe, 3.0 E, 125C/MD9	View 1984 Century ›
1984	Buick Century	Custom, 2D Coupe, 3.0 E, 440T4/ME9	View 1984 Century ›
1984	Buick Century	Custom, 2D Coupe, 3.8 3	View 1984 Century ›
1984	Buick Century	Custom, 4D Sedan, 2.5 R	View 1984 Century ›
1984	Buick Century	Custom, 4D Sedan, 3.0 E, 440T4/ME9	View 1984 Century ›
1984	Buick Century	Custom, 4D Sedan, 3.0 E, 125C/MD9	View 1984 Century ›
1984	Buick Century	Custom, 4D Wagon, 3.0 E, 440T4/ME9	View 1984 Century ›
1984	Buick Century	Custom, 4D Wagon, 2.5 R	View 1984 Century ›
1984	Buick Century	Custom, 4D Wagon, 3.0 E, 125C/MD9	View 1984 Century ›
1984	Buick Century	Estate Wagon, 2.5 R	View 1984 Century ›
1984	Buick Century	Estate Wagon, 3.0 E, 440T4/ME9	View 1984 Century ›
1984	Buick Century	Estate Wagon, 3.0 E, 125C/MD9	View 1984 Century ›
1984	Buick Century	Limited, 2D Coupe, 3.0 E, 125C/MD9	View 1984 Century ›
1984	Buick Century	Limited, 2D Coupe, 2.5 R	View 1984 Century ›
1984	Buick Century	Limited, 2D Coupe, 3.0 E, 440T4/ME9	View 1984 Century ›
1984	Buick Century	Limited, 4D Sedan, 3.0 E, 125C/MD9	View 1984 Century ›
1984	Buick Century	Limited, 4D Sedan, 2.5 R	View 1984 Century ›
1984	Buick Century	Limited, 4D Sedan, 3.0 E, 440T4/ME9	View 1984 Century ›
1985	Buick Century	Custom, 2D Coupe, 2.5 R	View 1985 Century ›
1985	Buick Century	Custom, 2D Coupe, 3.0 E, 125C/MD9	View 1985 Century ›
1985	Buick Century	Custom, 2D Coupe, 3.0 E, 440T4/ME9	View 1985 Century ›
1985	Buick Century	Custom, 2D Coupe, 3.8 3	View 1985 Century ›
1985	Buick Century	Custom, 4D Sedan, 2.5 R	View 1985 Century ›
1985	Buick Century	Custom, 4D Sedan, 3.0 E, 125C/MD9	View 1985 Century ›
1985	Buick Century	Custom, 4D Sedan, 3.0 E, 440T4/ME9	View 1985 Century ›
1985	Buick Century	Custom, 4D Sedan, 3.8 3	View 1985 Century ›
1985	Buick Century	Custom, 4D Wagon, 2.5 R	View 1985 Century ›
1985	Buick Century	Custom, 4D Wagon, 3.0 E, 125C/MD9	View 1985 Century ›
1985	Buick Century	Custom, 4D Wagon, 3.8 3	View 1985 Century ›
1985	Buick Century	Estate Wagon, 2.5 R	View 1985 Century ›
1985	Buick Century	Limited, 2D Coupe, 2.5 R	View 1985 Century ›
1985	Buick Century	Estate Wagon, 3.0 E, 125C/MD9	View 1985 Century ›
1985	Buick Century	Custom, 4D Wagon, 3.0 E, 440T4/ME9	View 1985 Century ›
1985	Buick Century	Estate Wagon, 3.0 E, 440T4/ME9	View 1985 Century ›
1985	Buick Century	Limited, 2D Coupe, 3.0 E, 125C/MD9	View 1985 Century ›
1985	Buick Century	Estate Wagon, 3.8 3	View 1985 Century ›
1985	Buick Century	Limited, 2D Coupe, 3.0 E, 440T4/ME9	View 1985 Century ›
1985	Buick Century	Limited, 2D Coupe, 3.8 3	View 1985 Century ›
1985	Buick Century	Limited, 4D Sedan, 2.5 R	View 1985 Century ›
1985	Buick Century	Limited, 4D Sedan, 3.0 E, 125C/MD9	View 1985 Century ›
1985	Buick Century	Limited, 4D Sedan, 3.8 3	View 1985 Century ›
1985	Buick Century	Limited, 4D Sedan, 3.0 E, 440T4/ME9	View 1985 Century ›
1986	Buick Century	Custom, 2D Coupe, 2.5 R, 125C/MD9	View 1986 Century ›
1986	Buick Century	Custom, 2D Coupe, 2.8 X, 125C/MD9	View 1986 Century ›
1986	Buick Century	Custom, 2D Coupe, 2.5 R, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Custom, 2D Coupe, 2.8 X, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Custom, 2D Coupe, 3.8 3	View 1986 Century ›
1986	Buick Century	Custom, 4D Sedan, 2.5 R, 125C/MD9	View 1986 Century ›
1986	Buick Century	Custom, 4D Sedan, 2.5 R, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Custom, 4D Sedan, 2.8 X, 125C/MD9	View 1986 Century ›
1986	Buick Century	Custom, 4D Sedan, 2.8 X, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Custom, 4D Sedan, 3.8 3	View 1986 Century ›
1986	Buick Century	Custom, 4D Wagon, 2.5 R	View 1986 Century ›
1986	Buick Century	Custom, 4D Wagon, 2.8 X, 125C/MD9	View 1986 Century ›
1986	Buick Century	Custom, 4D Wagon, 2.8 X, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Custom, 4D Wagon, 3.8 3	View 1986 Century ›
1986	Buick Century	Estate Wagon, 2.5 R	View 1986 Century ›
1986	Buick Century	Estate Wagon, 2.8 X, 125C/MD9	View 1986 Century ›
1986	Buick Century	Estate Wagon, 2.8 X, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Estate Wagon, 3.8 3	View 1986 Century ›
1986	Buick Century	Limited, 2D Coupe, 2.5 R, 125C/MD9	View 1986 Century ›
1986	Buick Century	Limited, 2D Coupe, 2.5 R, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Limited, 2D Coupe, 2.8 X, 125C/MD9	View 1986 Century ›
1986	Buick Century	Limited, 2D Coupe, 2.8 X, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Limited, 2D Coupe, 3.8 3	View 1986 Century ›
1986	Buick Century	Limited, 4D Sedan, 2.5 R, 125C/MD9	View 1986 Century ›
1986	Buick Century	Limited, 4D Sedan, 2.5 R, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Limited, 4D Sedan, 2.8 X, 125C/MD9	View 1986 Century ›
1986	Buick Century	Limited, 4D Sedan, 2.8 X, 440T4/ME9	View 1986 Century ›
1986	Buick Century	Limited, 4D Sedan, 3.8 3	View 1986 Century ›
1987	Buick Century	Custom, 2D Coupe, 2.5 R	View 1987 Century ›
1987	Buick Century	Custom, 2D Coupe, 2.8 W, 125C/MD9	View 1987 Century ›
1987	Buick Century	Custom, 2D Coupe, 2.8 W, 440T4/ME9	View 1987 Century ›